#include <fstream>
#define NMAX 1000005
using namespace std;
ifstream fin("elmaj.in");
ofstream fout("elmaj.out");
int v[NMAX], N;
int can, con;
void read() {
    fin >> N;
    fin >> v[0];
    can = v[0];
    for (int i = 1; i < N; ++i) {
        fin >> v[i];
        if (v[i] == can) {
            ++con;
        }
        else {
            --con;
        }
        if (con <= 0) {
            can = v[i];
        }
    }
}
int main()
{
    read();
    int nrap = 0;
    for (int i = 0; i < N; ++i) {
        if (v[i] == can) {
            nrap++;
        }
    }
    if (nrap >= N / 2 + 1) {
        fout << can << " " << nrap << "\n";
    }
    else {
        fout << -1;
    }
    return 0;
}